The object of this research was to investigate procedures for recovering copper from chloride solutions as part of a larger program involving the application of
Blast furnace smelting of lead began over 100 years ago. The preparation of feed for the smelting operation always has been an important factor especially
The conversion of coal into a high-Btu gas as a means of augmenting existing supplies of natural gas has been the subject of much research.
About 85 percent of the copper produced in the United States is derived from copper sulfide ores by flotation, smelting, and electrolytic refining. Chalcopyrite is
The manufacture of stainless steel results in a variety of wastes; the number, quantity, and composition are dependent on the manufacturing method used, the alloys
The present investigation of the low-temperature heat capacities and high-temperature enthalpies of synthetic cuprous sulfide and cupric sulfide is one in a series of thermodynamic
This investigation was conducted by the Bureau of Mines in support of its overall goals of helping to maintain an adequate supply of minerals and
The Federal Coal Mine Health and Safety Act of 1969 specified that the average respirable dust level to which a miner is exposed during the
The Bureau of Mines has developed and tested countercurrent fluidized bed, multiple-compartment ion-exchange columns (MCIX) to recover uranium from mine water, clear solutions, and slime
As part of a program on mine safety directed by the U.S. Bureau of Mines, the Oak Ridge National Laboratory (ORNL) studied radiographic techniques on